Analysis
- max time kernel
144s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20250207-en - resource tags
- submitted
10/02/2025, 11:35
General
- Target DF0987654900987654.exe
- Size 864KB
- Sample250210-np4dkazkar
- SHA256 089b32cad49a1917e0e5bfec67d556bbfde5f1230dbffd35d5e15e6b5ed4b1d7
Malware Config
Extracted
-
darkcloud
- email_from
- email_to
Signatures
- DarkCloud
An information stealer written in Visual Basic.
- Darkcloud family
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Downloads MZ/PE file 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Uses the VBS compiler for execution 1 TTPs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DF0987654900987654.exe"C:\Users\Admin\AppData\Local\Temp\DF0987654900987654.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\DF0987654900987654.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kyZUCXwpLZbSyZ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kyZUCXwpLZbSyZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF52D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
-
-
C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzEzMTU1MDYwIi8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
2PowerShell
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_gdansii0.imp.ps1
tmpF52D.tmp
memory/1312-45-0x0000000000400000-0x0000000000460000-memory.dmp
memory/1312-46-0x0000000000400000-0x0000000000460000-memory.dmp
memory/3368-4-0x0000000004B30000-0x0000000004B3A000-memory.dmp
memory/3368-7-0x0000000073BCE000-0x0000000073BCF000-memory.dmp
memory/3368-8-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/3368-9-0x000000000A3B0000-0x000000000A45A000-memory.dmp
memory/3368-10-0x000000000D500000-0x000000000D59C000-memory.dmp
memory/3368-0-0x0000000073BCE000-0x0000000073BCF000-memory.dmp
memory/3368-6-0x0000000005090000-0x00000000050AE000-memory.dmp
memory/3368-5-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/3368-52-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/3368-3-0x0000000004BA0000-0x0000000004C32000-memory.dmp
memory/3368-2-0x00000000050B0000-0x0000000005654000-memory.dmp
memory/3368-1-0x00000000000A0000-0x000000000017E000-memory.dmp
memory/4012-15-0x0000000004BB0000-0x0000000004BE6000-memory.dmp
memory/4012-82-0x0000000007670000-0x0000000007684000-memory.dmp
memory/4012-90-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/4012-24-0x0000000005AE0000-0x0000000005B46000-memory.dmp
memory/4012-17-0x00000000053C0000-0x00000000059E8000-memory.dmp
memory/4012-23-0x0000000005300000-0x0000000005366000-memory.dmp
memory/4012-22-0x0000000005260000-0x0000000005282000-memory.dmp
memory/4012-21-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/4012-16-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/4012-18-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/4012-84-0x0000000007750000-0x0000000007758000-memory.dmp
memory/4012-83-0x0000000007770000-0x000000000778A000-memory.dmp
memory/4012-79-0x00000000076B0000-0x0000000007746000-memory.dmp
memory/4012-78-0x00000000074A0000-0x00000000074AA000-memory.dmp
memory/4012-77-0x0000000007430000-0x000000000744A000-memory.dmp
memory/4012-66-0x000000006ED90000-0x000000006EDDC000-memory.dmp
memory/4012-76-0x0000000007A70000-0x00000000080EA000-memory.dmp
memory/4684-65-0x0000000007960000-0x0000000007A03000-memory.dmp
memory/4684-64-0x0000000006CF0000-0x0000000006D0E000-memory.dmp
memory/4684-54-0x000000006ED90000-0x000000006EDDC000-memory.dmp
memory/4684-80-0x0000000007C60000-0x0000000007C71000-memory.dmp
memory/4684-81-0x0000000007C90000-0x0000000007C9E000-memory.dmp
memory/4684-25-0x0000000006160000-0x00000000064B4000-memory.dmp
memory/4684-53-0x0000000007920000-0x0000000007952000-memory.dmp
memory/4684-51-0x0000000006CA0000-0x0000000006CEC000-memory.dmp
memory/4684-50-0x0000000006740000-0x000000000675E000-memory.dmp
memory/4684-19-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/4684-91-0x0000000073BC0000-0x0000000074370000-memory.dmp
memory/4684-26-0x0000000073BC0000-0x0000000074370000-memory.dmp